Ohmalloy Material Co.,Ltd
                                                                                                           
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Constantan CuNi44 Copper Nickel Strip / Ribbon Max Width 220mm Annealed Bright Resistance Heating

Price Negotiable
Price: USD 5~15/KG
MOQ: 50KG
Delivery Time: 8-15 working days after payment
Brand: Ohmalloy/OEM
Product Description

Constantan Strip CuNi44 Copper Nickel Strip / Ribbon Thickness:0.03-8.0mm Width: 03-220mm

 

Constantan( Ohmalloy 049)
(Common Name: CuNi44,.Cuprothal49, Alloy 294, Cuprothal 294, Alloy 49, CuNi 102, Cu-Ni 44, Konstantan, Constantan.)

 

OhmAlloy049 is a copper-nickel alloy (Cu56Ni44 alloy) characterized by high electrical resistance, high ductility and good corrosion resistance. It is suitable for use at temperatures up to 400°C

Typical applications for OhmAlloy49 are temperature-stable potentiometers, industrial rheostats and electric motor starter resistances.

 

 

1.Product Details

Normal composition%

Nickel 44 Manganese 1
Copper Bal.    

 

 

Typical Mechanical properties(1.0mm)

Yield strength Tensile Strength Elongation
Mpa Mpa %
250 420 25

 

Typical Physical properties

Density (g/cm3) 8.9
Electrical resistivity at 20℃ (Ωmm2/m) 0.49
Temperature factor of resistivity(20℃~600℃)X10-5/℃ -6
Conductivity coefficient at 20℃ (WmK) 23
EMF vs Cu(μV/℃ )(0~100℃ ) -43

 

 Style of supply

Alloys Name Type Dimension
OhmAlloy049W Wire D=0.03mm~8mm
OhmAlloy049R Ribbon W=0.4~40 T=0.03~2.9mm
OhmAlloy049S Strip W=8~200mm T=0.1~3.0
OhmAlloy049F Foil W=6~120mm T=0.003~0.1
OhmAlloy049B Bar Dia=8~100mm L=50~1000

 

 

2.Production Procedure

 

3.Products and Services
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
4). Stable properties in high temperature;
5). Fast delivery;

 

4.Question and Answer

 

Q1:How can I contact with your company?

A1:We have multiple communication channels : Tel/Whatsapp/Wechat:+86-15826530281 QQ:3199874404(SPARROW)

 

Q2:Do you provide free samples?

A2:Yes,we can provide free samples for your testing,but buyer should bear the shipping costs.

 

Q3:What is your payment terms?

A3:30% in advance,balance after receiving the copy of B/L. T/T,L/C,,Paypal is OK.

 

Q4:What is your lead time?

A4:On normal condition,the lead time is 7 days after the payment. Special order or quantity is subject to the negotiation.

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Ohmalloy Material Co.,Ltd
Location Room 311, No.1211, Mudanjiang Road, Baoshan district, Shanghai
Contact Person Qiu

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